/*
 * Copyright 2020 The Kubernetes Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Arguments, Registrar } from '@kui-shell/core'

import { getCurrentContext } from './contexts'
import { getFlags as flags } from './get'
import { KubeOptions } from './options'

/**
 * @return the currently active namespace in the currently selected context
 *
 */
async function doGetCurrentNamespace({ tab }: Arguments<KubeOptions>) {
  return (await getCurrentContext(tab)).metadata.namespace
}

export default (commandTree: Registrar) => {
  commandTree.listen('/namespace/current', doGetCurrentNamespace, flags)
}
